Mr. anderson drove 168 miles in 3 1/2 horurs. he then drove the next 2 1/4 hours at a rate of 5 miles faster than the first rate. how many miles did mr. anderson drive during the 5 3/4 hours?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?

Hi, can anyone show me how to do this problem? 100 points for this. in advance